// Copyright 2023 Linkall Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package parse

import (
	// standard libraries.
	"io"

	// this project.
	"github.com/vanus-labs/vanus/lib/bytes"
)

func IsWhitespace(c byte) bool {
	switch c {
	case ' ', '\t', '\n', '\r':
		return true
	}
	return false
}

func SkipWhitespace(r io.ByteReader) (int, byte, error) {
	return bytes.Skip(r, IsWhitespace)
}
